Finding the Fourth Proportional to 414,511.13, 572,025.36 and 235,663.13
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Solution
The fourth proportional to 414,511.13, 572,025.36 and 235,663.13 is: 325,215.12
Step by Step Solution
- Step 1: Write the proportion equation
414,511.13 : 572,025.36 = 235,663.13 : x - Step 2: Convert to fraction form
414,511.13/572,025.36 = 235,663.13/x - Step 3: Cross multiply
414,511.13x = 572,025.36 × 235,663.13 - Step 4: Simplify right side
414,511.13x = 134,805,283,916.85 - Step 5: Solve for x
x = 134,805,283,916.85/414,511.13 - Step 6: Final answer
x = 325,215.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.